Granted Patent
Utility
US 4,967,538 · App. 07/353,934
Inwardly reformable endwall for a container and a method of packaging a product in the container
Inventors:
Charles J. Leftault, Jr., W. Coy Willis
Patented Case
View Patent ↗
Granted: Nov 6, 1990
Filed: May 22, 1989
Inventors
Charles J. Leftault, Jr.
W. Coy Willis
Assignee (at issue)
Aluminum Company of America
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.